Lead compounds
Lead compounds releases at Clean Harbors Of Braintree INC. rose from 11k lb to 44k lb (3.9×) between 2023 and 2024.
TRI facility · TRI 2024 reporting year
Clean Harbors Of Braintree INC.
Total reported releases 138k lb more than doubled year over year (+109%). Total releases concentrations have more than doubled since 2010.
ONE HILL AVENUE, Braintree, Massachusetts · 562211 · Hazardous Waste · operated by Clean Harbors INC
Anomaly engine
Notable Signals
Polycyclic aromatic compounds
Polycyclic aromatic compounds releases at Clean Harbors Of Braintree INC. fell from 33k lb to 2k lb (94% lower) between 2023 and 2024.
Chemicals reported · most recent year
What This Facility Releases
Polychlorinated biphenyls
Polychlorinated biphenyls concentrations have more than doubled since 2010.
Lead compounds
Lead compounds concentrations have more than doubled since 2023.
Lead
Lead concentrations have more than doubled since 2011.
Polycyclic aromatic compounds
Polycyclic aromatic compounds concentrations have more than halved since 2023.
Benzo[g,h,i]perylene
Benzo[g,h,i]perylene concentrations have more than halved since 2023.
Equity context · ACS 2018-2022 block-group demographics
Who Lives Next To This Facility
Within 3 miles of this facility (86 Census block groups, population-weighted demographics): a population of 108,607. Why we surface this →
20.4%
Low-income
34.1%
People of color
5.1%
Under age 5
18.0%
Over age 64
Source: Census ACS 2018-2022 block-group demographics, population-weighted across the 3-mile buffer around this facility (from USEPA-clone/EJAM-open blockgroupstats). Indicator-level percentile and EJ-disparity scores are surfaced on the county page and the state page — they describe wider regional exposure burdens, not effects attributable to a single facility.
Source. EPA Toxics Release Inventory · retrieved 2026-05-07. Reporting year 2024. TRI is a federal public-domain dataset under 17 USC §105.
What this is not. TRI quantifies releases reported by the facility under EPCRA §313 — not ambient air or water concentrations measured at receptors. We do not attribute individual health outcomes to specific facilities; that exceeds what the data can support.